JS common tool set

Make the Wheel series 2: JS toolset

Project address: github.com/YinXiaoj/My…

More types are being developed

MyJs. Js code

// Get the current URL
function getUrl() {
    return window.location.href;
}

// Get url parameters
function getUrlParam(key) {
    var url = window.location.search; 
    var reg = new RegExp("(^ | &)" + key + "= (/ ^ & *) (& | $)");
    var result = url.substr(1).match(reg);
    return result ? decodeURIComponent(result[2) :null;
}

// Get the height of the scroll bar from the top
function getScrollTop() {
    return document.documentElement.scrollTop || document.body.scrollTop;
}

Scroll to the top of the page
function scrollToTop() {
    var h = document.documentElement.scrollTop || document.body.scrollTop;
    if (h > 0) {
        window.requestAnimationFrame(scrollToTop);
        window.scrollTo(0, h - h / 8); }}@param {*} date Specifies the date variable. @param {string} dateType Specifies the type to be returned
function getFormatDate(date, dateType) {
    var dateObj = new Date(date);
    var month = dateObj.getMonth() + 1;
    var strDate = dateObj.getDate();
    var hours = dateObj.getHours();
    var minutes = dateObj.getMinutes();
    var seconds = dateObj.getSeconds();
    var now_day = dateObj.getDay();
    if (month >= 1 && month <= 9) {
        month = "0" + month;
    }
    if (strDate >= 0 && strDate <= 9) {
        strDate = "0" + strDate;

    }
    if (hours >= 0 && hours <= 9) {
        hours = "0" + hours
    }
    if (minutes >= 0 && minutes <= 9) {
        minutes = "0" + minutes
    }
    if (seconds >= 0 && seconds <= 9) {
        seconds = "0" + seconds
    }
    var weekDay=' ';
    switch (now_day) {
        case 0: {
            weekDay = "Sunday"
        }
            break;
        case 1: {
            weekDay = "Monday"
        }
            break;
        case 2: {
            weekDay = "Tuesday"
        }
            break;
        case 3: {
            weekDay = "Wednesday"
        }
            break;
        case 4: {
            weekDay = "Thursday"
        }
            break;
        case 5: {
            weekDay = "Friday"
        }
            break;
        case 6: {
            weekDay = "Saturday"
        }
            break;
        case 7: {
            weekDay = "Sunday"
        }
            break;
    }
    var dateText = dateObj.getFullYear() +' '+ month +' '+ strDate;
    switch(dateType){
        case "yyyy-mm-dd":
            dateText = dateObj.getFullYear() + The '-' + month + The '-' + strDate;
            break;
        case "yyyy.mm.dd":
            dateText = dateObj.getFullYear() + '. ' + month + '. ' + strDate;
            break;
        case "yyyy-mm-dd MM:mm:ss":
            dateText = dateObj.getFullYear() + The '-' + month + The '-' + strDate + ' ' + hours + ":" + minutes + ":" + seconds;
            break;
        case "mm-dd MM:mm":
            dateText = month + The '-' + strDate + ' ' + hours + ":" + minutes;
            break;
        case "Yyyy mm: mm: SS":
            dateText = dateObj.getFullYear() + 'years' + month + 'month' + strDate + 'day' + ' ' + hours + ":" + minutes + ":" + seconds;
            break;
        case "MM:mm:ss":
            dateText = hours + ":" + minutes + ":" + seconds;
            break;
        case "weekday":
            dateText = weekDay;
            break;
    }
    return dateText;
}

@param {*} startTime timestamp of the startTime * @param {*} endTime timestamp of the endTime */
function getTimeInterval(startTime, endTime) {
    let runTime = parseInt((endTime - startTime) / 1000);
    let year = Math.floor(runTime / 86400 / 365);
    runTime = runTime % (86400 * 365);
    let month = Math.floor(runTime / 86400 / 30);
    runTime = runTime % (86400 * 30);
    let day = Math.floor(runTime / 86400);
    runTime = runTime % 86400;
    let hour = Math.floor(runTime / 3600);
    runTime = runTime % 3600;
    let minute = Math.floor(runTime / 60);
    runTime = runTime % 60;
    let second = runTime;
    let str = ' ';
    if (year > 0) {
        str = year + 'years';
    }
    if (year <= 0 && month > 0) {
        str = month + 'month';
    }
    if (year <= 0 && month <= 0 && day > 0) {
        str = day + 'day';
    }
    if (year <= 0 && month <= 0 && day <= 0 && hour > 0) {
        str = hour + 'hour';
    }
    if (year <= 0 && month <= 0 && day <= 0 && hour <= 0 && minute > 0) {
        str = minute + 'minutes';
    }
    if (year <= 0 && month <= 0 && day <= 0 && hour <= 0 && minute <= 0 && second > 0) {
        str += second + '秒';
    }
    str += 'before';
    return str;
}

// Get the timestamp n days after the current time
function toNextTimes(n){
    var timestamp = +new Date() + n * 86400000;
    return timestamp;
}

/** Verify date size * example: "2019-10-24" and "2019-10-25" * @param {string} d1 Date to be verified 1 * @param {string} d2 Date to be verified 2 * @return {Boolean} Returns a Boolean value */
function compareDate(d1, d2) {
    return ((new Date(d1.replace(/-/g."/ /"))) < (new Date(d2.replace(/-/g."/ /"))));
}

* @param {string} date Start date * @param {number} day Number of days */
function convertDate(date, day) {
    var tempDate = new Date(date);
    tempDate.setDate(tempDate.getDate()+day);
    var Y = tempDate.getFullYear();
    var M = tempDate.getMonth()+1 < 10 ? '0'+(tempDate.getMonth()+1) : tempDate.getMonth()+1;
    var D = tempDate.getDate() < 10 ? '0'+(tempDate.getDate()) : tempDate.getDate();
    var result = Y + "-" + M + "-" + D
    return result;
}

// Take a string and add an ellipsis
function subText(str, length) {
    if (str.length === 0) {
        return ' ';
    }
    if (str.length > length) {
        return str.substr(0, length) + "...";
    } else {
        returnstr; }}// Generates a range of random numbers
function RandomNum(min, max, n) {
    var result;
    if(n) {
        result = (Math.random() * (max - min + 1)).toFixed(n);
    }else{
        result = Math.floor(Math.random() * (max - min + 1));
    }
    return result;
} 

// remove whitespace
function trim(str, type) {
    if(type && type ! = =1&& type ! = =2&& type ! = =3&& type ! = =4) return;
    switch (type) {
        case 1:
            return str.replace(/\s/g."");
        case 2:
            return str.replace(/(^\s)|(\s*$)/g."");
        case 3:
            return str.replace(/(^\s)/g."");
        case 4:
            return str.replace(/(\s$)/g."");
        default:
            returnstr; }}// Case conversion
function turnCase(str, type) {
    switch (type) {
        case 1:
            return str.toUpperCase();
        case 2:
            return str.toLowerCase();
        case 3:
            return str[0].toUpperCase() + str.substr(1).toLowerCase();
        default:
            returnstr; }}// Random hex color
function randomColor() {
    var n = (Math.random() * 0xfffff * 1000000).toString(16);
    return The '#' + n.slice(0.6);
}

/ / escaped HTML
function escapeHTML(str) {
    return str.replace(
        /[&<>'"]/g,
        tag =>
            ({
                '&': '& '.'<': '< '.'>': '> '."'": '& # 39; '.'"': '" '
            }[tag] || tag)
    );
};

// Determine the data type
function type(target) {
    let ret = typeof(target);
    let template = {
        "[object Array]": "array"."[object Object]":"object"."[object Number]":"number - object"."[object Boolean]":"boolean - object"."[object String]":'string-object'
    };
    if(target === null) {
        return 'null';
    }else if(ret == "object") {let str = Object.prototype.toString.call(target);
        return template[str];
    }else{
        returnret; }}// Format money with commas for every three digits
function formatMoney(num) {
   return num.toString().replace(/\B(? =(\d{3})+(? ! \d))/g.",");
}

// Check whether an element exists in the array
function inArray(item, data) {
    for (let i = 0; i < data.length; i++) {
        if (item === data[i]) {
            returni; }}return - 1;
}

// Check whether the phone is Android or ios
function getOSType() {
    let u = navigator.userAgent, app = navigator.appVersion;
    let isAndroid = u.indexOf('Android') > - 1 || u.indexOf('Linux') > - 1;
    letisIOS = !! u.match(/\(i[^;] +; ( U;) ? CPU.+Mac OS X/);
    if (isIOS) {
        return 0;
    }
    if (isAndroid) {
        return 1;
    }
    return 2;
}

// Determine mobile /PC devices
function detectDeviceType() { 
    return /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent) ? 'Mobile' : 'PC'; 
}

// Determine the browser kernel
function checkBrowser() {
    const u = navigator.userAgent;
    const obj = {
      trident: u.indexOf("Trident") > - 1./ / IE kernel
      presto: u.indexOf("Presto") > - 1./ / opera kernel
      webKit: u.indexOf("AppleWebKit") > - 1.// Apple, Google kernel
      gecko: u.indexOf("Gecko") > - 1 && u.indexOf("KHTML") = =- 1.// The Firefox kernel
    }
    return Object.keys(obj)[Object.values(obj).indexOf(true)]};Copy the code